3.
show all your work on the following fraction operations. if the answer is larger than one,
convert to a mixed number.
a. 7/9 + 5/12
c. 7/5 - 5/6
d. 7/8 ÷ 14/4

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=

Point m is located at (-4, -6). what is located 4 units from point m? ( its on a coordinate plane by the way. )

Let x have probability generating function gx (s) and let un generating function u(s) of the sequence uo, u1, satisfies p(x > n). show that the (1- s)u(s) = 1 - gx(s), whenever the series defining these generating functions converge.